41.
    发明专利
    未知

    公开(公告)号:DK1554093T3

    公开(公告)日:2006-06-19

    申请号:DK03807829

    申请日:2003-10-01

    Abstract: A process for the production of a wood body having increased surface hardness, in which an untreated wood body is impregnated with an aqueous solution of A) an impregnating agent consisting of a 1,3-bis(hydroxymethyl)-4,5-dihydroxyimidazolidin-2-one modified with a C1-5-alcohol, a polyol or mixtures thereof, and B) a catalyst from the group consisting of ammonium or metal salts, organic or inorganic acids or mixtures thereof, dried and then hardened at elevated temperature is described.

    42.
    发明专利
    未知

    公开(公告)号:DE50303136D1

    公开(公告)日:2006-06-01

    申请号:DE50303136

    申请日:2003-10-01

    Applicant: BASF AG

    Abstract: A process for improving the durability, dimensional stability and surface hardness of a wood body is described, in which an untreated wood body is impregnated with an aqueous solution of A) an impregnating agent from the group consisting of 1,3-bis(hydroxymethyl)-4,5-dihydroxyimidazolidin-2-one, 1,3-bis(hydroxymethyl)-4,5-dihydroxyimidazolidin-2-one modified with a C1-5-alcohol, a polyol or mixtures thereof, 1,3-dimethyl-4,5-dihydroxyimidazolidin-2-one, dimethylolurea, bis(methoxymethyl)urea, tetramethylolacetylenediurea, 1,3-bis(hydroxymethyl)imidazolidin-2-one, methylolmethylurea or mixtures thereof and B) a catalyst from the group consisting of metal or ammonium salts, organic or inorganic acids and mixtures thereof, and wood and impregnating agent are then caused to react while maintaining humid conditions at elevated temperature.

    METHOD FOR IMPROVING THE DURABILITY, DIMENSIONAL STABILITY AND SURFACE HARDNESS OF A WOODEN BODY

    公开(公告)号:CA2501052A1

    公开(公告)日:2004-04-22

    申请号:CA2501052

    申请日:2003-10-01

    Applicant: BASF AG

    Abstract: Disclosed is a method for improving the durability, dimensional stability an d surface hardness of a wooden body, wherein an untreated wooden body is impregnated with an aqueous solution consisting of A) an impregnating agent from the group of 1,3-bis(hydroxymethyl)-4,5-dihydroxyimidazolidinone-2, 1,3 - bis(hydroxymethyl)-4,5-dihydroxyimidazolidinone-2, 1,3-dimethyl-4,5- dihydroxyimidazolidinone-2, dimethylol urea modified with a C1-5 alkohol, a polyol or mixtures thereof, bis(methoxymethyl) urea, tetramethylolacetylenediurea, 1,3-bis(hydroxymethyl)imidazolidinone-2, methylolmethyl urea or the mixtures thereof and B) consisting of a catalyst from the group of metal or ammonium salts, organic or inorganic acids or the mixtures thereof, and the wood and impregnating agent are subsequently react ed in humid conditions at high temperature.

    METODO PARA EL TRATAMIENTO DE SUPERFICIES DE MADERA.

    公开(公告)号:MX2007012729A

    公开(公告)日:2008-01-11

    申请号:MX2007012729

    申请日:2006-04-28

    Applicant: BASF AG

    Abstract: La presente invencion se refiere a un metodo para tratamiento de superficies de madera o material basado en madera con las composiciones de tratamiento de superficie, y maderas o materiales basados en madera asi tratados. El metodo comprende las etapas siguientes: a) impregnacion de madera, material basado en madera o materiales de madera para produccion de un material basado en madera con una composicion acuosa curable que comprende por lo menos un compuesto reticulable el cual se selecciona de a) compuestos V de bajo peso molecular que tienen por lo menos dos grupos enlazados a N de la formula CH2OR, en donde R es hidrogeno o alquilo C1-C4, y/o un grupo 1,2-bishidroxietan-1,2-diilo que puentea dos atomos de nitrogeno, ??) precondensados del compuesto V y ?) productos de relacion o mezclas de compuesto V con por lo menos un alcohol el cual es seleccionado de alcanoles C1-C8, polioles C2-C8, y oligoalquilen glicoles; b) tratamiento del material obtenido en la etapa A) a temperatura elevada y, si fuera apropiado, un procedimiento adicional para producir un material basado en madera y c) tratamiento de por lo menos una superficie de madera o material basado en madera a ser tratado con una composicion de tratamiento de superficie y, si fuera apropiado, secar la superficie tratada de una manera conocida por si misma.

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